(defun make-cd (title artist rating ripped)
  (list :title title :artist artist :rating rating :ripped ripped))
(defvar *db* nil)
(defun add-record (cd) 
  (push cd *db*))
;; (defun dump-db()
;;   (dolist (cd *db)
;;     (format t "~{~a:~10t~a~%~}~%" cd)))
;; (defun dump-db()
;;   (dolist (cd *db*)
;;     (format t "~{~a:~10t~a~%~}~%" cd)))
(defun dump-db ()
  (format t "~{~{~a: ~10t~a~%~}~%~}" *db*))
(defun prompt-read (prompt)
  (format *query-io* "~a: " prompt)
  (force-output *query-io*)
  (read-line *query-io*))

;; (defun prompt-for-cd ()
;;   (make-cd
;;    (prompt-read "Title")
;;    (prompt-read "Artist")
;;    (prompt-read "Rating")
;;    (prompt-read "Pipped [y/n]")))

(defun prompt-for-cd ()
  (make-cd
   (prompt-read "Title")
   (prompt-read "Artist")
   (or (parse-integer (prompt-read "Rating") :junk-allowed t) 0)
   (y-or-n-p "Ripped [y/n]: ")))
(defun add-cds ()
  (loop (add-record (prompt-for-cd))
     (if (not (y-or-n-p "Another? [y/n]: ")) (return))))

(defun save-db (filename)
  (with-open-file (out filename
		       :direction :output
		       :if-exists :supersede)
    (with-standard-io-syntax
      (print *db* out))))

(defun load-db (filename)
  (with-open-file (in filename)
    (with-standard-io-syntax
      (setf *db* (read in)))))

